EPDM Tube Material EPDM Cell Type Closed Cell Shape Round Outside Diameter 1 1/2 in Inside Diameter 1 in Length 5 ft Color Black Grade Standard Density 20 lb/cu ft Maximum Temperature 500 Degrees F Minimum Temperature -100 Degrees F Tensile Strength 200 psi Texture Smooth Wall Thickness 1/4 in Firmness @ 25 Percent Deflection 7 psi Standards ASTM D1056 2D2 Chemical Resistance Good Oil Resistance Poor Water Resistance Excellent Weather Resistance Excellent